{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "data breach", "arguments": ["attack pattern", "victim", "purpose", "compromised data", "number of data", "place", "tool", "attacker", "damage amount", "number of victim"]}], "input": "A Tor proxy service is being used by crooks to divert ransom payments to their own accounts at the expense of ransomware distributors -- and their victims , according to security researchers ."}
{"data breach": []}